G03B 21/006
Using lcd's
Official title: {using LCD's}
G03B21/006 (Using lcd's) appears on 842 US grants and 1,003 published applications in this corpus.
Search patents in G03B- Granted patents
- 842
- Published applications
- 1,003
- Assignees
- 272
- Inventors
- 1,419
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 13 | 4 |
| 2002 | 16 | 18 |
| 2003 | 21 | 26 |
| 2004 | 20 | 19 |
| 2005 | 15 | 28 |
| 2006 | 20 | 20 |
| 2007 | 16 | 28 |
| 2008 | 10 | 39 |
| 2009 | 14 | 31 |
| 2010 | 20 | 37 |
| 2011 | 24 | 27 |
| 2012 | 29 | 29 |
| 2013 | 17 | 29 |
| 2014 | 32 | 24 |
| 2015 | 34 | 31 |
| 2016 | 32 | 47 |
| 2017 | 54 | 47 |
| 2018 | 49 | 77 |
| 2019 | 58 | 84 |
| 2020 | 78 | 72 |
| 2021 | 44 | 61 |
| 2022 | 62 | 62 |
| 2023 | 51 | 51 |
| 2024 | 31 | 38 |
| 2025 | 32 | 32 |
| 2026 | 12 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Projector including parallelizing lens and polarizers25 Aug 2026US 12,720,021 B2Seiko Epson Corporation
- Display device11 Aug 2026US 12,704,750 B2Sony Semiconductor Solutions Corporation
- Spatial light modulator for reduction of certain order light11 Aug 2026US 12,704,771 B2Dolby Laboratories Licensing Corporation
- Electronic apparatus21 Jul 2026US 12,687,769 B2Samsung Electronics Co., Ltd.
- Light transmissive optical element module and electronic instrument23 Jun 2026US 12,663,672 B2Seiko Epson Corporation
- Electro-optical device and electronic apparatus8 Oct 2026US 2026/0310029 A1Seiko Epson Corporation
- Light source device and image display device8 Oct 2026US 2026/0310058 A1Sony Semiconductor Solutions Corporation
- Liquid crystal display device and electronic apparatus1 Oct 2026US 2026/0299358 A1Sony Semiconductor Solutions Corporation
- Liquid crystal projector1 Oct 2026US 2026/0299382 A1Sharp Display Technology Corporation
- Sealed projection device24 Sep 2026US 2026/0287990 A1Boe Technology Group Co., Ltd.
Most cited
By later US patents
- Optical illumination system and projection apparatus comprising such a system174US 5,098,184 AU. S. Philips Corporation · 1992
- Light source and display device105US 7,205,964 B1Seiko Epson Corporation · 2007
- Liquid-crystal projector with light beam reduction lens array for improved brightness of image outer portions99US 4,722,593 ACasio Computer Co., Ltd. · 1988
- Projection display unit99US 6,416,186 B1NEC Corporation · 2002
- Projection type liquid crystal display system and method of polarized light component projection98US 5,278,680 ASeiko Epson Corporation · 1994